<%@page import="org.apache.struts2.json.JSONUtil"%>
<%@ page import="cn.ls.sql.*"%>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
	List<HashMap<String,Object>> maps = ConnectionUtil.findProfits();
	//怎么返回maps数据给客户端？可以输出java的对象.但是需要转换为JSON
	out.print(JSONUtil.serialize(maps));
%>